Results 11 to 20 of about 5,094 (240)

Adaptive Direct Teaching Control with Variable Load of the Lower Limb Rehabilitation Robot (LLR-II)

open access: yesMachines, 2021
Most lower limb rehabilitation robots use fixed training trajectories and lack participation of physiotherapists. In addition, there is a lack of attention on combining direct teaching function with rehabilitation robots, which enables physiotherapists ...
Xincheng Wang   +7 more
doaj   +1 more source

Trajectory Planning in Joint Space for a Pointing Mechanism Based on a Novel Hybrid Interpolation Algorithm and NSGA-II Algorithm

open access: yesIEEE Access, 2020
In order to improve the motion stability of a pointing mechanism, the trajectory planning and trajectory optimization were conducted. To obtain better motion stability, the jerk is required continuous.
Jing Sun   +5 more
doaj   +1 more source

Contact Model of Revolute Joint with Clearance Based on Fractal Theory

open access: yesChinese Journal of Mechanical Engineering, 2018
The contact stiffness of a mechanical bonding surface is an important parameter in determining the normal and radial contact force. To improve the calculation accuracy of the contact force model, the surface roughness of the bonding surface and the ...
Shi-Hua Li   +4 more
doaj   +1 more source

A General Framework of Mechatronic Modular Architecture

open access: yesAdvances in Mechanical Engineering, 2013
The independent designs guided by domain technologies of mechatronic system lead to the problem of hard compatibility and the difficulty to reuse resources between the systems.
Ying Zou, Gang Zhao, Tianmiao Wang
doaj   +1 more source

sEMG-Based Gain-Tuned Compliance Control for the Lower Limb Rehabilitation Robot during Passive Training

open access: yesSensors, 2022
The lower limb rehabilitation robot is a typical man-machine coupling system. Aiming at the problems of insufficient physiological information and unsatisfactory safety performance in the compliance control strategy for the lower limb rehabilitation ...
Junjie Tian   +6 more
doaj   +1 more source

A Hybrid Algorithm Based Static Model Updating Method and Its Application to Spacecraft

open access: yesAdvances in Materials Science and Engineering, 2022
In some cases, the static model updating requires more precise results to satisfy the requirement of simulating the structural response. The corresponding optimization algorithm not only should have a stronger capability to find the global optimum, but ...
Jutao Wang, Zhenzhong Liu, Xiaofei Wang
doaj   +1 more source

Mechatronics Systems [PDF]

open access: yesCommunications - Scientific letters of the University of Zilina, 2007
The term mechatronics refers to systems with special characteristics that can be achieved only as a whole, and cannot be realized through other means. Integrating mechanical and electronic components with control systems and informatics during design was introduced due to new performance requirements on system quality, its overall reliability, dynamics,
openaire   +2 more sources

Kinematic Characteristics and Dynamics Analysis of an Overconstrained Scissors Double-Hoop Truss Deployable Antenna Mechanism Based on Screw Theory

open access: yesIEEE Access, 2019
Large diameter space deployable antenna is the key equipment for communication and data transmission between spacecraft and base stations on earth. Based on the overconstrained scissors mechanism, a double-hoop truss deployable antenna mechanism is ...
Bo Han   +4 more
doaj   +1 more source

Exploiting Cyclic Angle-Dependency in a Kalman Filter-Based Torque Estimation on a Mechatronic Drivetrain

open access: yesActuators, 2022
Torsional vibrations play a critical role in the design and operation of a mechanical or mechatronic drivetrain due to their impact on lifetime, performance, and cost.
Thijs Van der Veken   +5 more
doaj   +1 more source

ANALYSIS OF INFORMATION FACTORS FOR DESIGNING INTELLECTUAL MECHATRONIC SYSTEM

open access: yesНаука и техника, 2016
The paper proposes to evaluate achievement of main results in operation of intellectual mechatronic systems with digital control by the obtained information effect.
A. V. Gulai, V. M. Zaytsev
doaj   +1 more source

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